Election officials worry that the state’s home foreclosure problem will pose a problem this November for voters still registered at their former address, a newspaper reported Sunday.

Voters in pivotal Ohio with outdated addresses face possible pre-election challenges and trips to multiple polling places. They also are more likely to cast provisional ballots that might not be counted.

“It’s a real issue,” said Daniel Tokaji, an Ohio State University law professor who specializes in elections. He wonders whether foreclosures might explain the increasing percentages of provisional votes cast between 2004 and Ohio’s latest election, the presidential primary in March.

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